Barroso weather in September

In September, Barroso sees average daytime highs of 25°C and overnight lows near 14°C, with 66 mm of rain across 7.9 wet days and about 11.9 hours of daylight. It is the 8th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 36% of the time in September, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Barroso's 4th-clearest and 1st-windiest month. For the whole year in context, see Barroso's year-round climate.

Daytime high
25°
8th warmest
Overnight low
14°
5th coldest
Rainfall
66 mm
7.9 wet days
Daylight
11 h 54 min
6:54 AM – 6:47 PM
Cloud cover
55%
4th clearest
Wind
11 km/h
1st windiest
Solar energy
5.08 kWh/m²
Travel score
7.3
out of 10

Barroso is human settlement in Brazil.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical September day in Barroso reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 29°C. Set against its neighbours, September runs about 1°C warmer than August and on par with October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12413
22413
32413
42413
52413
62513
72514
82514
92514
102514
112514
122514
132514
142514
152514
162514
172514
182514
192514
202514
212514
222514
232515
242515
252515
262515
272515
282515
292515
302515

Barroso weather by month

How September compares with the rest of the year at a glance. September is the 8th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 18°25121.213.14.7
Feb27° / 18°15316.312.75.2
Mar26° / 17°16619.212.15.2
Apr25° / 16°6010.211.56.7
May23° / 14°355.8117.4
Jun22° / 12°162.610.77.9
Jul22° / 12°122.410.88.1
Aug23° / 12°203.411.38.3
Sep25° / 14°667.911.97.3
Oct25° / 16°11213.512.56.1
Nov25° / 17°20620135.0
Dec26° / 18°26423.613.34.5

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16634
26634
36535
46436
56436
66337
76139
86040
95941
105842
115545
125446
135347
145248
155050
165050
174951
184753
194654
204555
214456
224456
234357
244258
254258
264159
274060
284060
293961
303961

Chance of precipitation in September

Any precipitation

Barroso gets around 66 mm of rain over 7.9 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 27% and peaks near 40% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
116
216
316
416
517
617
717
818
919
1020
1121
1222
1323
1424
1525
1627
1728
1829
1930
2032
2133
2234
2335
2436
2537
2638
2738
2839
2940
3040

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the dry band about 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1643150
2643150
3643150
4623260
5623260
6603370
7583480
8583480
9563590
105535100
115336110
125136130
135037140
144837150
154638160
164538170
174439180
184239190
194139200
204039211
213939221
223739231
233639241
243539251
253439261
263339271
273239281
283040291
292940301
302840311

Wind in September

Winds average 11 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over September. Sunrise moves from 7:08 AM to 6:40 AM, and sunset from 6:43 PM to 6:50 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.67:086:43
211.67:076:43
311.67:076:43
411.67:066:44
511.77:056:44
611.77:046:44
711.77:036:44
811.77:026:45
911.77:016:45
1011.87:006:45
1111.86:596:45
1211.86:586:46
1311.86:576:46
1411.86:566:46
1511.96:556:46
1611.96:546:47
1711.96:536:47
1811.96:526:47
1911.96:516:47
2012.06:506:48
2112.06:496:48
2212.06:486:48
2312.06:476:48
2412.06:466:49
2512.16:456:49
2612.16:446:49
2712.16:436:50
2812.16:426:50
2912.26:416:50
3012.26:406:50

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.08 kWh/m².

For context, solar energy here swings from a low near 3.65 kWh/m² to a high of 5.76 kWh/m² in February across the year — September's 5.08 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in September

Hazard calendar for Barroso

In seasonPeak

None of Barroso's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Barroso's monsoon runs November–March, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Barroso?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

7.3
Sightseeing
5th-best month of the year
6.4
Beach & pool
2nd-best month of the year

September is one of the better times to visit Barroso for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Barroso in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Barroso sees daytime highs around 25°C and nights near 14°C. Worth packing: light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Barroso in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Barroso peaks around February 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 7 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 16Jun 22UV 7
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun7High
Jul7High
Aug9Very high
Sep10Very high
Oct12Extreme
Nov14Extreme
Dec14Extreme

Air quality in Barroso in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Barroso is worst in September — around 17 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (January, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodSep 1616 µg/m³Jan 118 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar9Good
Apr9Good
May10Good
Jun10Good
Jul9Good
Aug11Good
Sep17Moderate
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is Barroso?

Barroso sits at 21.2°S, 44.0°W, 927 m above sea level, in Brazil. The nearest listed city is Barbacena, 21 km away.

Topography around Barroso

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barroso.

Within 3 km, the terrain around Barroso has only modest variations in elevation — a maximum elevation change of 220 m around an average of 962 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 339 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,364 m.

The land around Barroso is covered by grassland (50%) and trees (30%) within 3 km, grassland (56%) and trees (36%) within 16 km, and grassland (57%) and trees (35%) within 80 km.

3 km
220 m
16 km
339 m
80 km
1,364 m
treesgrasslandcroplandartificial surfacesbare terrain
September weather nearby: Barbacena 21 km · São João del Rei 30 km · Carandaí 31 km · Santos Dumont 53 km · Conselheiro Lafaiete 62 km · Lima Duarte 75 km · Congonhas 77 km · Ouro Branco 79 km

Brazil travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / N
127 / 220 V · 60 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$10,713
2025
Happiness
6.6 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
19.3
per 100k, 2023
Road deaths
16
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 482
Religion
Roman Catholic 57%Evangelical 27%none 9%other 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Barroso (-21.1869°, -43.9758°, elevation 927 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).